# How do you FOIL (c^2 + 1) (c^2 + 2)?

Jun 21, 2015

$\left({c}^{2} + 1\right) \left({c}^{2} + 2\right)$ =
${c}^{4} + 2 {c}^{2} + {c}^{2} + 2$ =
${c}^{4} + 3 {c}^{2} + 2$